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#Linux 如何检查远程端口是否打开
source link: https://xmanyou.com/linux-check-remote-port-with-nc/
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7 May 2021
/ linux
#Linux 如何检查远程端口是否打开
使用nc命令可以检查远程端口是否打开，用来判断连接是否可用。
nc -zv <address> <port>
- -z 使用0输入/输出模式，只在扫描通信端口时使用。
- -v 显示指令执行过程。
nc -zv 192.168.1.12 22
Connection to 192.168.1.12 22 port [tcp/ssh] succeeded!
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